Bubble Caps are tray packing used in various mass transfer extraction applications.  BS&B Oilfield Parts Xpress can supply immediately carbon steel Bubble Caps.  Other Bubble Cap materials are available upon request.  Bubble Caps force vapors and liquids to interface the streams for the purpose of chemical reation.

Some of the applications that Bubble Caps are used in include:

Bubble Caps for Scrubbers
Bubble Caps for Fractionators
Bubble Caps for Absorbers
Bubble Caps for Strippers
Bubble Caps for Regenerators
Bubble Caps for Dehydrators
Bubble Caps for Treaters